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Diffstat (limited to 'src/core/compositor.cpp')
| -rw-r--r-- | src/core/compositor.cpp | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/src/core/compositor.cpp b/src/core/compositor.cpp deleted file mode 100644 index f7a5e651c..000000000 --- a/src/core/compositor.cpp +++ /dev/null @@ -1,183 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2018 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtWebEngine module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "compositor.h" - -#include "delegated_frame_node.h" -#include "render_widget_host_view_qt.h" - -#include "components/viz/common/resources/returned_resource.h" -#include "content/public/browser/browser_thread.h" -#include "services/viz/public/interfaces/compositing/compositor_frame_sink.mojom.h" - -namespace QtWebEngineCore { - -Compositor::Compositor(RenderWidgetHostViewQt *hostView) - : m_chromiumCompositorData(new ChromiumCompositorData) - , m_view(hostView) -{ - DCHECK_CURRENTLY_ON(content::BrowserThread::UI); - - base::SingleThreadTaskRunner *taskRunner = - content::BrowserThread::GetTaskRunnerForThread(content::BrowserThread::UI).get(); - m_beginFrameSource = - std::make_unique<viz::DelayBasedBeginFrameSource>( - std::make_unique<viz::DelayBasedTimeSource>(taskRunner), - viz::BeginFrameSource::kNotRestartableId); -} - -Compositor::~Compositor() -{ - DCHECK_CURRENTLY_ON(content::BrowserThread::UI); -} - -void Compositor::setViewDelegate(RenderWidgetHostViewQtDelegate *viewDelegate) -{ - DCHECK_CURRENTLY_ON(content::BrowserThread::UI); - - m_viewDelegate = viewDelegate; -} - -void Compositor::setFrameSinkClient(viz::mojom::CompositorFrameSinkClient *frameSinkClient) -{ - DCHECK_CURRENTLY_ON(content::BrowserThread::UI); - - if (m_frameSinkClient == frameSinkClient) - return; - - // Accumulated resources belong to the old RendererCompositorFrameSink and - // should not be returned. - // - // TODO(juvaldma): Can there be a pending frame from the old client? - m_resourcesToRelease.clear(); - m_frameSinkClient = frameSinkClient; -} - -void Compositor::setNeedsBeginFrames(bool needsBeginFrames) -{ - DCHECK_CURRENTLY_ON(content::BrowserThread::UI); - - if (m_needsBeginFrames == needsBeginFrames) - return; - - if (needsBeginFrames) - m_beginFrameSource->AddObserver(this); - else - m_beginFrameSource->RemoveObserver(this); - - m_needsBeginFrames = needsBeginFrames; -} - -void Compositor::submitFrame(viz::CompositorFrame frame) -{ - DCHECK_CURRENTLY_ON(content::BrowserThread::UI); - DCHECK(!m_havePendingFrame); - - m_chromiumCompositorData->frameDevicePixelRatio = frame.metadata.device_scale_factor; - m_chromiumCompositorData->previousFrameData = std::move(m_chromiumCompositorData->frameData); - m_chromiumCompositorData->frameData = std::move(frame); - m_havePendingFrame = true; - - // Tell viewDelegate to call updatePaintNode() soon. - m_viewDelegate->update(); -} - -QSGNode *Compositor::updatePaintNode(QSGNode *oldNode) -{ - // DCHECK_CURRENTLY_ON(content::BrowserThread::UI); - // - // This might be called from a Qt Quick render thread, but the UI thread - // will still be blocked for the duration of this call. - - DelegatedFrameNode *frameNode = static_cast<DelegatedFrameNode *>(oldNode); - if (!frameNode) - frameNode = new DelegatedFrameNode; - - frameNode->commit(m_chromiumCompositorData.data(), &m_resourcesToRelease, m_viewDelegate); - - if (m_havePendingFrame) { - m_havePendingFrame = false; - content::BrowserThread::PostTask( - content::BrowserThread::UI, FROM_HERE, - base::BindOnce(&Compositor::notifyFrameCommitted, m_weakPtrFactory.GetWeakPtr())); - } - if (m_chromiumCompositorData->frameData.metadata.request_presentation_feedback) - content::BrowserThread::PostTask( - content::BrowserThread::UI, FROM_HERE, - base::BindOnce(&Compositor::sendPresentationFeedback, m_weakPtrFactory.GetWeakPtr(), m_chromiumCompositorData->frameData.metadata.frame_token)); - - return frameNode; -} - -void Compositor::notifyFrameCommitted() -{ - DCHECK_CURRENTLY_ON(content::BrowserThread::UI); - - m_beginFrameSource->DidFinishFrame(this); - if (m_frameSinkClient) - m_frameSinkClient->DidReceiveCompositorFrameAck(m_resourcesToRelease); - m_resourcesToRelease.clear(); -} - -void Compositor::sendPresentationFeedback(uint frame_token) -{ - gfx::PresentationFeedback dummyFeedback(base::TimeTicks::Now(), base::TimeDelta(), gfx::PresentationFeedback::Flags::kVSync); - m_frameSinkClient->DidPresentCompositorFrame(frame_token, dummyFeedback); -} - -bool Compositor::OnBeginFrameDerivedImpl(const viz::BeginFrameArgs &args) -{ - DCHECK_CURRENTLY_ON(content::BrowserThread::UI); - - m_view->OnBeginFrame(args.frame_time); - m_beginFrameSource->OnUpdateVSyncParameters(args.frame_time, args.interval); - if (m_frameSinkClient) - m_frameSinkClient->OnBeginFrame(args); - - return true; -} - -void Compositor::OnBeginFrameSourcePausedChanged(bool) -{ - // Ignored for now. If the begin frame source is paused, the renderer - // doesn't need to be informed about it and will just not receive more - // begin frames. -} - -} // namespace QtWebEngineCore |